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WO2016168274A1 - Inhalateur de poudre sèche et procédé d'utilisation - Google Patents

Inhalateur de poudre sèche et procédé d'utilisation Download PDF

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Publication number
WO2016168274A1
WO2016168274A1 PCT/US2016/027252 US2016027252W WO2016168274A1 WO 2016168274 A1 WO2016168274 A1 WO 2016168274A1 US 2016027252 W US2016027252 W US 2016027252W WO 2016168274 A1 WO2016168274 A1 WO 2016168274A1
Authority
WO
WIPO (PCT)
Prior art keywords
opening
distal
dry powder
housing
inhaler
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/US2016/027252
Other languages
English (en)
Inventor
Alex Stenzler
Steve Han
Arthur Slutsky
Steven Ellis
Noe Zamel
William Alston
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sansa Corp Barbados Inc
Original Assignee
Sansa Corp Barbados Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sansa Corp Barbados Inc filed Critical Sansa Corp Barbados Inc
Priority to US15/566,412 priority Critical patent/US11090448B2/en
Priority to EP16780607.4A priority patent/EP3283151B1/fr
Priority to CA2983026A priority patent/CA2983026A1/fr
Priority to RU2017136808A priority patent/RU2715687C2/ru
Priority to CN201680032932.1A priority patent/CN107635612B/zh
Priority to KR1020177032808A priority patent/KR102568622B1/ko
Priority to JP2018505571A priority patent/JP6926063B2/ja
Priority to AU2016247914A priority patent/AU2016247914B2/en
Priority to BR112017022182-9A priority patent/BR112017022182A2/pt
Publication of WO2016168274A1 publication Critical patent/WO2016168274A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/06—Inhaling appliances shaped like cigars, cigarettes or pipes
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F42/00—Simulated smoking devices other than electrically operated; Component parts thereof; Manufacture or testing thereof
    • A24F42/60—Constructional details
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0001—Details of inhalators; Constructional features thereof
    • A61M15/0003—Details of inhalators; Constructional features thereof with means for dispensing more than one drug
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0001—Details of inhalators; Constructional features thereof
    • A61M15/0021—Mouthpieces therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0028—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • A61M15/003—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up using capsules, e.g. to be perforated or broken-up
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0028—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • A61M15/003—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up using capsules, e.g. to be perforated or broken-up
    • A61M15/0033—Details of the piercing or cutting means
    • A61M15/0035—Piercing means
    • A61M15/0036—Piercing means hollow piercing means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0028—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • A61M15/003—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up using capsules, e.g. to be perforated or broken-up
    • A61M15/0033—Details of the piercing or cutting means
    • A61M15/0038—Cutting means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/06—Radiation therapy using light
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/06—Solids
    • A61M2202/064—Powder

Definitions

  • medicaments that are preferably delivered over several inhalations. Further, these devices rely on air currents that flow directly through or across the medicament which causes some of the medicament to travel at high speed and impact undesired portions of the subject's airway.
  • the device also referred to herein as a dry powder inhaler engine, includes a housing having a lumen, at least one proximal end opening to the lumen, a primary distal opening to the lumen and a secondary distal opening to the lumen, and at least one wing structure extending from the outer surface of the housing that is positioned distally from the primary distal opening.
  • the device includes a penetrating member at the distal tip of the device housing.
  • the penetrating member has at least one leading edge.
  • the at least one wing structure is in-line with the at least one leading edge.
  • the device includes a retaining structure extending from the outer surface of a distal region of the housing.
  • the retaining structure is positioned proximal to the secondary distal opening.
  • the primary distal opening is integrated with the retaining structure.
  • the primary distal opening is positioned proximal to the retaining structure.
  • the retaining structure is a ring that substantially wraps around the circumference of the device housing.
  • the at least one wing includes at least one curved region.
  • a dry powder inhaler is also described.
  • the inhaler includes a housing, a penetrating component for accessing dry powder within a sealed chamber, the penetrating component having a proximal end opening, at least one distal end opening, and at least one wing extending from a distal surface of the penetrating component, and a mouthpiece, wherein the mouthpiece is connected to the proximal end opening of the penetrating component, and wherein the at least a portion of the distal end of the penetrating component is positioned within the inhaler housing.
  • the penetrating component includes a penetrating member at the distal tip of the
  • the penetrating member includes at least one leading edge.
  • the at least one wing is in-line with the at least one leading edge.
  • the inhaler includes a retaining structure extending from the outer surface of a distal region of the penetrating component.
  • the retaining structure is positioned proximal to the at least one distal opening.
  • the retaining structure is a ring that substantially wraps around the circumference of the penetrating component.
  • the at least one wing includes at least one curved region.
  • a method of delivering dry powder from a sealed chamber to the airway of a subject includes the steps of penetrating the housing a storage chamber containing dry powder with the distal end of a hollow device, wherein the device includes at least one proximal opening, at least one distal opening and at least one wing near the distal end of the hollow device, advancing at least one of the at least one distal openings into the interior of the storage chamber, advancing at least a portion of the at least one wing into the interior of the storage chamber containing dry powder to generate at least one expanded opening in the storage chamber housing, generating a negative pressure within the hollow device by a subject drawing air from the proximal opening in the hollow device via inhalation, and generating a flow of air that enters the storage chamber through the at least one expanded opening, lifts at least a portion of the dry powder within the storage chamber into the flow of air, and passes through the at least one distal opening of the device advanced into the storage chamber, such that the dry powder in
  • Figure 1 is a set of schematic views of an exemplary dry powder inhaler engine.
  • Figure 2 is a set of schematic views of dry powder storage chambers suitable for use with the dry powder inhaler engine of Figure 1.
  • Figure 2A shows a capsule storage chamber
  • Figure 2B shows a blister pack storage chamber.
  • Figure 3 is a set of graphs of the elastoplasticity of exemplary storage chamber materials.
  • Figure 3A shows the typical elastoplastic stress-strain curve of HPMC capsule material
  • Figure 3B shows the typical elastoplastic stress-strain curve of PVC blister pack material.
  • Figure 4 is a set of schematic views of an exemplary dry powder inhaler engine engaging the storage chamber of Figure 2B.
  • Figure 5 is a schematic of an exemplary dry powder inhaler engine engaging the storage chamber of Figure 2A.
  • Figure 6 is a schematic of an exemplary dry powder inhaler engine tip positioned within a storage chamber. The end walls of the storage chamber have been removed to provide a front view of the engine tip within the storage chamber.
  • Figure 7 is a front view schematic similar to Figure 6, showing an exemplary airflow pattern within the penetrated storage chamber.
  • range format is merely for convenience and brevity and should not be construed as an inflexible limitation on the scope of the invention. Accordingly, the description of a range should be considered to have specifically disclosed all the possible subranges as well as individual numerical values within that range. For example, description of a range such as from 1 to 6 should be considered to have specifically disclosed subranges such as from 1 to 3, from 1 to 4, from 1 to 5, from 2 to 4, from 2 to 6, from 3 to 6 etc., as well as individual numbers within that range, for example, 1 , 2, 2.7, 3, 4, 5, 5.3, 6 and any whole and partial increments therebetween. This applies regardless of the breadth of the range.
  • DPI dry powder inhaler
  • a DPI engine 100 may include at its proximal end a mouthpiece housing 1 10 having a proximal end opening 120 into a lumen 1 15 (Fig. 4C) that is continuous or otherwise fluidly connected to the lumen 135 (Fig. 4C) of a cone 130.
  • a retaining ring 140 around at least a portion of the circumference of a distal portion of cone 130.
  • wings 160 and a secondary air passage opening 170 into the lumen of cone 130.
  • a penetrating member 180 At the distal tip of engine 100.
  • the various components of the DPI engine may be composed of plastic or other desirable polymer, or they may alternatively be composed of other rigid materials, such as wood, metals, ceramics and the like. These components may be formed from standard molding, printing or other manufacturing techniques as would be understood by those skilled in the art.
  • Mouthpiece housing 1 10 may be integrated with cone 130 to form a continuous unit, or it may be a separate component that is detachable from cone 130.
  • housing 1 10, lumen 1 15 and proximal end opening 120 of the mouthpiece are generally cylindrical.
  • the proximal end of mouthpiece 1 10 is ergonomically shaped or contoured to most comfortably fit within the mouth of a subject and draw air
  • Cone 130 has at least two openings into lumen 135, those being a proximal end opening connecting lumen 135 of cone 130 with lumen 1 15 of mouthpiece 1 10, and secondary air passage opening 170 near the distal end of cone 130. Additional openings may exist along the length of housing 1 10 and cone 130, if desired. In certain
  • opening 170 may be a plurality of holes or openings, provided that openings 170 remain inside the dry powder storage chamber when penetrated. Further, opening 170 may be of any size and/or shape desired. For example, opening 170 may be an oblong opening, or an elongated slot, or any other shape desired.
  • cone 130 includes one or more wings 160 along its length distal from retaining ring 140.
  • cone 130 has a single wing 160.
  • cone 130 has two wings 160 that are generally opposed to each each other along the surface of cone 130, such as is shown in Figures 1A and 1 B.
  • cone 130 may have three wings 160 that are radially equidistant from each other along the surface of cone 130.
  • cone 130 may include two or more sets of opposing wings 160, or may have 5, 7 or 9 radially equidistant wings 160 along the surface of cone 130.
  • one or more wings 160 may be spacially segmented along its length, such that each segmentation space serves as a channel for air to flow therethrough.
  • wings 160 may be in-line with and extend proximally from penetrating member 180, such that wings 160 expand the opening in the dry powder storage chamber housing material as the distal tip of DPI engine 100 is advanced therein.
  • at least one wing 160 is continuous with a leading edge of penetrating member 180, such that the leading edge (or cutting edge) of penetrating member 180 and wing 160 forms a single structure.
  • wing 160 is in line with, but separate from, the leading edge of penetrating member 180.
  • At least one of the one or more wings 160 includes one or more curvatures or bowed regions 162, such that the connection point 163 of the proximal end of wing 160 connected to retaining ring 140 is ultimately offset from the connection point 164 of the distal end of wing 160 connected to the penetrating member 180.
  • Wings 160 may be generally planar and extend any desired distance outward from cone 130. Further, wings 160 may be of constant or variable thickness along its length. Preferrably, the thickness of wings 160 is equal to or greater than the thickness of penetrating member 180.
  • the curved wing shape may serve to generate a vortex airflow pattern within the dry powder storage chamber when advanced therein.
  • wings 160 may be sized to either contact the interior surface of the storage chamber when advanced therein, or they may be sized to be free of contact with the interior surface of the storage chamber when advanced therein. Accordingly, there is no limitation to the ultimate number, size and shape of wings 160.
  • wings 160 may be constructed with an angled shape distal to the retaining ring 140 that deflects incoming airflow from supplementary airflow entrance hole(s) with intent to form a vortex within the dry powder storage chamber in order to further enhance deagglomeration of powder and further increase the quantity of aerosol delivered to the user.
  • wings 160 may include a barb-like structure, wedge or arrowhead structure that is distal to retaining ring 140, such that when the barb, wedge or arrowhead is advanced fully through the storage chamber housing wall, an expanded opening is formed therein to serve as a secondary air inlet into the interior compartement of the storage chamber.
  • Penetrating member 180 of cone 130 may be generally arrow shaped, to promote an effective puncture and cutting of the housing material of the dry powder storage chamber.
  • penetrating member 180 extends distally from secondary opening 170.
  • opening 170 may be integrated into all or a portion of penetrating member 180 if desired.
  • penetrating member 180 may be any shape suitable for penetrating the storage chamber, as would be understood by those skilled in the art.
  • penetrating member 180 may include at least one leading edge to effectively pierce and cut the dry powder storage chamber housing as the leading edge contacts and advances into the storage chamber.
  • penetrating member 180 may be a smooth, piercing tip that is advanced into the storage chamber housing.
  • distal secondary opening 170 may be positioned at the distal tip, thereby taking the form of a nozzle.
  • no penetrating member is used, and the secondary distal opening 170 is simply advanced into the dry powder storage chamber or other powder reservoir compartment in the inhaler.
  • the dry powder storage chamber may include a weakened region or a perforation in the chamber housing to facilitate
  • distal secondary openings 170 may be any size or shape desired, and will generally depend on the optional presence and/or shape of the penetrating member.
  • distal secondary opening may be one or more lateral slots along the distal region of the cone surface, or it may be a single borehole at the distal tip of the cone. It should be appreciated that there is no limitation to the number, size and shape of distal secondary openings 170.
  • Housing 1 10 may also include an opening or hole 150 in the housing wall of the mouthpiece, which opens into lumen 1 15, thereby providing a passageway for air to flow from the external environment into lumen 1 15. Accordingly, in one embodiment, opening 150 can serve as a chase airflow pathway, such that the velocity of any airborne powder particles drawn into lumen 1 15 from the dry powder storage chamber can be increased and delivered deep into the lungs, instead of settling in the
  • Opening 150 may be implemented by closing and opening hole 150 via a valve, the user's finger or any other mechanism for blocking and opening hole 150 to air flow.
  • FIGs 2A and 2B illustrate various types of dry powder storage chambers suitable for use with the DPI engine described herein.
  • the storage chamber may take the form of a capsule 200, such as those typically manufactured from hypromellose (HPMC).
  • the storage chamber may take the form of a blister pack 210, such as those typically manufactured from polyvinylchloride (PVC).
  • Blister pack 210 may generally include a sealed chamber component 212 fixed to a flat surface 214.
  • any type of sealed chamber understood by those skilled in the art may be used with the DPI engine, so long as the inhaler housing is suitably designed to allow positioning of the sealed chamber in the inhaler such that the distal tip of the DPI engine may contact and penetrate the sealed chamber within the housing.
  • the materials used in the dry powder storage chamber exhibit elastoplastic behavior such that residual plastic deformation is sufficient to form and maintain airflow entry holes when cut or punctured by penetrating member 180 and one or more wings 160 of DPI engine 100.
  • Figure 3A shows typical elastoplastic stress-strain curve of HPMC capsule material
  • Figure 3B shows typical elastoplastic stress-strain curve of PVC blister material.
  • typical capsule and blister pack materials exhibit elastoplastic behavior.
  • stress and strain can be approximated by a straight line, or near-perfect elasticity.
  • material deflected will return to its original shape when the stress is removed.
  • strain exceeds 0.05
  • plastic deformation may prevent the material from recovering its original shape.
  • the winged embodiments described herein take advantage of plastic deformation of the container material.
  • penetrating member 180 is sized and shaped to cut or pierce the housing wall of storage chamber 212.
  • flat surface 214 may serve to stabilize and/or secure storage chamber 212 within the inhaler such that it does not undesirably shift or rotate when engaged by the penetrating member 180 of engine 100.
  • penetrating member 180 cuts or pierces the housing wall of chamber 212, it advances into the interior compartment 216 of chamber 212, thereby creating an opening through which the one or more wings 160 also at least partially advance, until the housing wall of chamber 212 abuts against retaining ring 140.
  • a subject first engages the distal tip of DPI engine 100 with the dry powder storage chamber 210 or 212 and penetrates the chamber housing, such that the DPI engine cone tip is advanced into the interior compartment of the chamber until the retaining ring 140 abuts against the chamber housing wall.
  • the subject may inhale through opening 120 on mouthpiece 1 10, thereby creating a negative pressure within the lumen 1 15 of mouthpiece 1 10 and the lumen 135 of cone 130.
  • This negative pressure draws inlet air from the external environment (e.g., from an internal chamber in which the dry powder storage chamber is positioned) through secondary openings 220 of chamber 212 into the interior compartment 216 where the dry powder resides, and subsequently inlet air from interior compartment 216 enters lumen 135 of cone 130 through distal openings 170.
  • wings 160 cause airflow from the second airflow pathway to form a vortex airflow pattern 230 and 240 to dislodge, fluidize and aerosolize powder within interior chamber 216 to flow through distal openings 170 and directed through lumens 135 and 1 15, and exiting the DPI engine 100 through proximal opening 120 into the subject's lungs.
  • airflow corresponding to arrows 230 depicts airflow entering at secondary openings 220 of chamber 212, where the shape and/or positioning of wings 160 induce rotational flow. Rotational flow then continues down along the interior surface of the chamber housing within interior compartment 216 to dislodge, fluidize and aerosolize the dry powder. With entrained air, the dry powder is then taken into lumen 135 of cone 130 via distal opening 170 via airflow corresponding to arrows 240. Thus, aerosolized powder is subsequently directed through lumens 135 and 1 15, and exits the DPI engine 100 through proximal opening 120 into the subject's lungs.
  • a method of delivering dry powder from a sealed chamber to the airway of a subject includes the steps of penetrating the housing a storage chamber containing dry powder with the distal end of a hollow device, wherein the device includes at least one proximal opening, at least one distal opening and at least one wing near the distal end of the hollow device, advancing at least one of the at least one distal openings into the interior of the storage chamber, advancing at least a portion of the at least one wing into the interior of the storage chamber
  • the wings spread or expand the opening into the dry powder chamber as the wings move through the chamber housing wall, preferably creating symmetrical and uniform openings for air entrainment. Accordingly, the one or more wings lift significantly more powder and at a greater distance from the DPI engine distal tip openings, and further creates vortices along the interior walls of the dry powder compartment to increase the sweeping of the interior chamber surface to increase powder pickup.

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Anesthesiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Medicinal Preparation (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)

Abstract

Un dispositif permettant d'accéder à la poudre sèche à l'intérieur d'une chambre hermétique est décrit. Le dispositif comprend un boîtier creux ayant une ouverture d'extrémité proximale, une première ouverture d'extrémité distale et une seconde ouverture d'extrémité distale, au moins une structure d'aile s'étendant depuis la surface extérieure du boîtier qui est positionnée de manière distale de l'ouverture distale primaire. L'invention concerne également un inhalateur de poudre sèche ayant un boîtier, un composant pénétrant pour accéder à la poudre sèche à l'intérieur d'une chambre hermétique, et un embout buccal, où l'embout buccal est relié à l'ouverture d'extrémité proximale du composant pénétrant, et au moins une partie de l'extrémité distale du composant pénétrant étant positionnée à l'intérieur du boîtier d'inhalateur.
PCT/US2016/027252 2015-04-15 2016-04-13 Inhalateur de poudre sèche et procédé d'utilisation Ceased WO2016168274A1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
US15/566,412 US11090448B2 (en) 2015-04-15 2016-04-13 Dry powder inhaler and method of use
EP16780607.4A EP3283151B1 (fr) 2015-04-15 2016-04-13 Inhalateur de poudre sèche et procédé d'utilisation
CA2983026A CA2983026A1 (fr) 2015-04-15 2016-04-13 Inhalateur de poudre seche et procede d'utilisation
RU2017136808A RU2715687C2 (ru) 2015-04-15 2016-04-13 Порошковый ингалятор и способ его применения
CN201680032932.1A CN107635612B (zh) 2015-04-15 2016-04-13 干粉吸入器和使用方法
KR1020177032808A KR102568622B1 (ko) 2015-04-15 2016-04-13 건식 분말 흡입기 및 사용 방법
JP2018505571A JP6926063B2 (ja) 2015-04-15 2016-04-13 乾燥粉末吸入器及び使用方法
AU2016247914A AU2016247914B2 (en) 2015-04-15 2016-04-13 Dry powder inhaler and method of use
BR112017022182-9A BR112017022182A2 (pt) 2015-04-15 2016-04-13 dispositivo para acessar pó seco dentro de uma câmara vedada, inalador de pó seco, e, método para distribuir pó seco de uma câmara vedada para a via aérea de um sujeito

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562147808P 2015-04-15 2015-04-15
US62/147,808 2015-04-15

Publications (1)

Publication Number Publication Date
WO2016168274A1 true WO2016168274A1 (fr) 2016-10-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2016/027252 Ceased WO2016168274A1 (fr) 2015-04-15 2016-04-13 Inhalateur de poudre sèche et procédé d'utilisation

Country Status (10)

Country Link
US (1) US11090448B2 (fr)
EP (1) EP3283151B1 (fr)
JP (1) JP6926063B2 (fr)
KR (1) KR102568622B1 (fr)
CN (1) CN107635612B (fr)
AU (1) AU2016247914B2 (fr)
BR (1) BR112017022182A2 (fr)
CA (1) CA2983026A1 (fr)
RU (1) RU2715687C2 (fr)
WO (1) WO2016168274A1 (fr)

Cited By (14)

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US10045568B2 (en) 2013-12-23 2018-08-14 Juul Labs, Inc. Vaporization device systems and methods
US10045567B2 (en) 2013-12-23 2018-08-14 Juul Labs, Inc. Vaporization device systems and methods
US10058130B2 (en) 2013-12-23 2018-08-28 Juul Labs, Inc. Cartridge for use with a vaporizer device
US10104915B2 (en) 2013-12-23 2018-10-23 Juul Labs, Inc. Securely attaching cartridges for vaporizer devices
US10111470B2 (en) 2013-12-23 2018-10-30 Juul Labs, Inc. Vaporizer apparatus
USD836541S1 (en) 2016-06-23 2018-12-25 Pax Labs, Inc. Charging device
USD842536S1 (en) 2016-07-28 2019-03-05 Juul Labs, Inc. Vaporizer cartridge
US10244793B2 (en) 2005-07-19 2019-04-02 Juul Labs, Inc. Devices for vaporization of a substance
USD849996S1 (en) 2016-06-16 2019-05-28 Pax Labs, Inc. Vaporizer cartridge
USD851830S1 (en) 2016-06-23 2019-06-18 Pax Labs, Inc. Combined vaporizer tamp and pick tool
USD877971S1 (en) 2014-08-11 2020-03-10 Juul Labs, Inc. Vaporizer device with cartridge
US10667560B2 (en) 2013-12-23 2020-06-02 Juul Labs, Inc. Vaporizer apparatus
USD887632S1 (en) 2017-09-14 2020-06-16 Pax Labs, Inc. Vaporizer cartridge
EP3283151B1 (fr) * 2015-04-15 2022-07-20 Philip Morris Products S.A. Inhalateur de poudre sèche et procédé d'utilisation

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG11201805072PA (en) * 2015-12-24 2018-07-30 Philip Morris Products Sa Nicotine powder delivery system
KR102636221B1 (ko) * 2021-12-30 2024-02-14 주식회사 케이티앤지 추진체를 포함하는 파우더 흡입 장치
WO2023186758A1 (fr) * 2022-03-28 2023-10-05 Astrazeneca Ab Inhalateur et capsule de formulation de poudre sèche
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RU2715687C2 (ru) 2020-03-02
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US20180140790A1 (en) 2018-05-24
AU2016247914A1 (en) 2017-11-16
EP3283151A4 (fr) 2018-12-26
CN107635612A (zh) 2018-01-26
RU2017136808A (ru) 2019-05-15
EP3283151B1 (fr) 2022-07-20
KR20170142178A (ko) 2017-12-27
US11090448B2 (en) 2021-08-17
JP2018513765A (ja) 2018-05-31
KR102568622B1 (ko) 2023-08-22
CN107635612B (zh) 2021-09-14
CA2983026A1 (fr) 2016-10-20
JP6926063B2 (ja) 2021-08-25
RU2017136808A3 (fr) 2019-08-28
AU2016247914B2 (en) 2020-06-18

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